diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 12d475c..72bd21c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -24,8 +24,12 @@ build:
   stage: build
   script:
   - docker build -t "registry.gitlab.com/s3lph/matemat:$(git rev-parse HEAD)" .
+  - docker tag "registry.gitlab.com/s3lph/matemat:$(git rev-parse HEAD)" registry.gitlab.com/s3lph/matemat:latest-staging
   - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_TOKEN registry.gitlab.com
   - docker push "registry.gitlab.com/s3lph/matemat:$(git rev-parse HEAD)"
+  - docker push registry.gitlab.com/s3lph/matemat:latest-staging
+  only:
+  - /^staging-.*$/
 
 staging:
   stage: staging
diff --git a/doc b/doc
index c68df9d..92e168a 160000
--- a/doc
+++ b/doc
@@ -1 +1 @@
-Subproject commit c68df9d86af1d8d0ebb6b6609efeef14f7103761
+Subproject commit 92e168a288b396a7a97d200b80affdf8690bd03d